Problems
Arena
Master of Balance - Gold
Of the 8 tags displayed on the profile, achieve a rating of over 800 for 6 or more tags
Of the 8 tags displayed on the profile, achieve a rating of over 800 for 6 or more tags
4.2K
Not a Robot
Met a developer of solved.ac at an event hosted or sponsored by solved.ac with 20+ participants
Met a developer of solved.ac at an event hosted or sponsored by solved.ac with 20+ participants
459
A yellow badge with a blue ribbon that seems to fit somewhere (2023)
Solved a problem with ‘41’ in its ID, between 6:00 AM April 1, 2023 KST and 1:00 AM April 3, 2023 KST
Solved a problem with ‘41’ in its ID, between 6:00 AM April 1, 2023 KST and 1:00 AM April 3, 2023 KST
1.2K
Dress Rehearsal (2023)
Achieved a score of over 41 in the Dress Rehearsal
Achieved a score of over 41 in the Dress Rehearsal
441
2022 shake!
Participated in 2022 shake!, or solved 1 or more problems in its open contest
Participated in 2022 shake!, or solved 1 or more problems in its open contest
208
The 1st hjroh Cup (2023)
Solved 1 or more problems in the 1st hjroh Cup
Solved 1 or more problems in the 1st hjroh Cup
255
2023 ICPC Sinchon Winter Algorithm Camp Contest
Participated in 2023 ICPC Sinchon Winter Algorithm Camp Contest, or solved 1 or more problems in its open contest
Participated in 2023 ICPC Sinchon Winter Algorithm Camp Contest, or solved 1 or more problems in its open contest
325
SUAPC 2023w
Participated in SUAPC 2023 Winter, or solved 1 or more problems in its open contest
Participated in SUAPC 2023 Winter, or solved 1 or more problems in its open contest
380
Anime Cup (2023)
Solved 1 or more problems in Anime Cup Season 1 or 2
Solved 1 or more problems in Anime Cup Season 1 or 2
766
2023 KSA Automata Winter Contest
Achieved a score of over 100 in the 2023 KSA Automata Winter Contest
Achieved a score of over 100 in the 2023 KSA Automata Winter Contest
362
The 2nd MatKor Cup : 2023 Winter
Participated in the 2nd MatKor Cup, or solved 1 or more problems in its open contest
Participated in the 2nd MatKor Cup, or solved 1 or more problems in its open contest
473
Boardgame Cup (2023)
Solved 1 or more problems in Boardgame Cup
Solved 1 or more problems in Boardgame Cup
584
Professional Problem-solver
Solve 500 problems
Solve 500 problems
5.5K
Skilled Problem-solver
Solve 200 problems
Solve 200 problems
27K
Apprentice Problem-solver
Solve 100 problems
Solve 100 problems
58K
Beginner Problem-solver
Solve 50 problems
Solve 50 problems
93K
Newbie Problem-solver
Solve 10 problems
Solve 10 problems
135K
Christmas Gift (2022)
Earn at least 5 gifts from the Make a Tree event, 2022
Earn at least 5 gifts from the Make a Tree event, 2022
725
Level 9 Sprout
Solved problems for 512 days in a row
Solved problems for 512 days in a row
452
Level 8 Sprout
Solved problems for 256 days in a row
Solved problems for 256 days in a row
1.3K